Features:1.Intelligent sleep mode for power saving; DIY installation.2.With solar panel on the display, display can be charged by solar energy or mini USB charging slot.3.Real-time tire data monitoring, visual/Audible alarm.4.Flexible display placement on dashboard.5.The lightest valve-cap external sensor with IP treatment (no balance 6.needed after installation)7.Large display battery capacity for a month use8.Replaceable sensor battery9.Good for family cars sharing10.Convertible preure unit (Bar / Psi)11.Sleeping mode available12.Display with visual and audible warning for tire preure13.Two ways for sensor programming14.Low power warning visble on the display15.Suggested Air Preure range:2.20-2.30 Bar in Summer2.40-2.60 Bar in Cold Winter Specifications:Internal horn volume: 65~80 dbWorking voltage : 123VTPMS sensor working temperature :-20C~80CDisplay temperature :-20C~70CWorking power: : 15 metersPreure range : 0~349KPa /0-3.5Bar /0-50.7PSIFSK technology Packing list:1 xCar Tire Preure Monitoring System(with 4Internal Sensors) Package&shipping Company profile